Hi Satyajeet, On Fri, Jul 20, 2012 at 7:52 PM, Satyajeet <[email protected]>wrote:
> Does the dmsetup <dm-dev> <table-file> command, calls the constructor* * > dm_ctr_fn?? Yes. > If yes what are the argv passed in the dm_ctr_fn, are they the args you > pass to dmsetup?? > True > Is this constructor a callback from dm layer? when it is invoked and how > it is invoked? > Dm layer registers a fops when ever a new device mapper target is registered. So whenever a new device is created then dm refer the fops and call the respective functions. To start learning more you can start looking into linear target's code. Regards, Gaurav Mahajan. > Replies will be appreciated. > > Regards, > satyajeet > > _______________________________________________ > Kernelnewbies mailing list > [email protected] > http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies > >
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